math/mp-gcd.c: Avoid clobbering constants during the sign fixup.

[catacomb] / math / t / mp

diff --git a/math/t/mp b/math/t/mp
index fe74f07..7dae552 100644 (file)
--- a/math/t/mp
+++ b/math/t/mp
@@ -199,6 +199,7 @@ modinv {
   5 9 2;
   15 64 47;
   564566436 546457643 408896426;
+  -1 257 -1;
 }
 
 jacobi {